<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script>
        const font_size = document.documentElement.clientWidth;   /* 获取布局视口的宽度，也就是浏览器宽度*/
        document.documentElement.style.fontSize = font_size + 'px'   /* 设置 html的font-size属性*/
    </script>
</head>
<body style="margin: 0 0 ;padding: 0 0">
<!--页脚-->
<div style="float:left;width: 1rem;height: 0.1rem;background-color: black">
    <!--    第一块-->
    <div style=";width: 0.9rem;height: 0.04rem;margin: 0.005rem 0.05rem;padding:0.015rem 0.03rem;border: 1px solid rgba(0,0,0,0);box-sizing: border-box;text-align: center">
        <div style="float:left;width: 0.1rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            网站首页
        </div>
        <div style="float:left;width: 0.1rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            关于我们
        </div>
        <div style="float:left;width: 0.1rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            授权信息
        </div>
        <div style="float:left;width: 0.1rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            网站条款
        </div>
        <!--    第二块-->
    </div>
    <!--  第二块-->
    <div style="width: 0.9rem;height: 0.04rem;margin: 0.005rem 0.05rem;padding:0.015rem 0.03rem;border: solid rgb(150,150,150);border-width: 0.004rem 0 0 0;box-sizing: border-box;text-align: center">
        <div style="float:left;width: 0.15rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            这是一条公司的信息
        </div>
        <div style="float:left;width: 0.15rem;height: 0.015rem;border: solid rgb(150,150,150);border-width: 0  0.003rem 0 0;font-size: 0.012rem;color: white">
            经营许可证
        </div>
    </div>
</div>
</body>
</html>